pastor joel osteen has been called the voice of hope, lakewood church, considered the largest in america. his wife, victoria, serves as co-pastor. they're here with their children, jonathan and alexandra, who play active roles in the church as well. good morning. nice to see you. >> good morning. >> he just said they're people of faith. how important is faith at a time like this? >> it's incredibly important. you can become overwhelmed with what's happened and there will be these waves of grief. when you can turn to your faith, i believe god will give you waves of grace to get through it. >> in our business we search for answers to questions. that's what we do. we want to know how, when, where and why and in this case why refers to what we're asking, how this young man could have done this. when you're asked why, often it's why does a good and kind god allow something like this to happen? and how do you answer that question? >> well, the way i answer it, matt, is that god gives us all our own free will, a freedom of choice. he didn't make us as robots and, unfortunately, some people choo